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Study
Muscular System
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Smooth muscle is controlled by what nervous system?
Autonomic nervous system
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Endomysium surrounds what?
muscle fibres
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What is the smallest functional unit in a myofibril?
sarcomere
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What are the 4 functions of a skeleton?
movement, stabilise the body, storing and moving substances, generate heat
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Cardiac muscle is under what control?
involuntary
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Name the two muscles in the calf
Gastrocnemius and soleus
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What is the antagonistic muscle during a bicep curl?
Triceps
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Levator ani is.....
a superficial muscle layer in the pelvic girdle
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Which contractile protein filment is darker and thicker?
Myosin
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Valsalva effect is the incorrect ...........technique
breathing
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What the the 3 different types of muscle tissue?
Cardiac, skeletal, smooth
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What is the missing one.....agonist, antagonist, fixator and...?
synergists
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What are the 3 different types of muscle fibres?
Type 1 Slow, Type 2A and 2B Fast
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400m/800m sprinter uses what type of muscle fibres?
Type 2A
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What happens to the muscle during concentric contraction?
Shortens
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What surrounds bundles of muscle fibres?
perimysium
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What are the two contractile protein filaments?
actin and myosin
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Isotonic contractions include what two contractions?
Concentric and eccentric
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Skeletal muscle is attached to bones by.....
tendons
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Skeletal muscle has what type of appearance?
Striated
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